Finding the Fourth Proportional to 268,733.62, 370,841.19 and 146,226.48
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Solution
The fourth proportional to 268,733.62, 370,841.19 and 146,226.48 is: 201,786.44
Step by Step Solution
- Step 1: Write the proportion equation
268,733.62 : 370,841.19 = 146,226.48 : x - Step 2: Convert to fraction form
268,733.62/370,841.19 = 146,226.48/x - Step 3: Cross multiply
268,733.62x = 370,841.19 × 146,226.48 - Step 4: Simplify right side
268,733.62x = 54,226,800,736.23 - Step 5: Solve for x
x = 54,226,800,736.23/268,733.62 - Step 6: Final answer
x = 201,786.44
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.